Joonas Rikkonen
183 lines
6.9 KiB
C#
183 lines
6.9 KiB
C#
using System;
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using System.Globalization;
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using System.Xml.Linq;
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namespace Barotrauma
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{
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class PropertyConditional
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{
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public enum ConditionType
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{
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PropertyValue,
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Name,
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SpeciesName,
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HasTag,
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HasStatusTag
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}
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public enum OperatorType
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{
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Equals,
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NotEquals,
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LessThan,
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LessThanEquals,
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GreaterThan,
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GreaterThanEquals
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}
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public readonly ConditionType Type;
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public readonly string PropertyName;
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public readonly OperatorType Operator;
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public readonly string Value;
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public PropertyConditional(XAttribute attribute)
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{
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string attributeString = attribute.Value.ToString();
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string atStr = attributeString;
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string[] splitString = atStr.Split(' ');
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if (splitString.Length > 0)
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{
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for (int i = 1; i < splitString.Length; i++)
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{
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atStr = splitString[i] + (i > 1 && i < splitString.Length ? " " : "");
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}
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}
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//thanks xml for not letting me use < or > in attributes :(
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string op = splitString[0];
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switch (op)
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{
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case "e":
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case "eq":
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case "equals":
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Operator = OperatorType.Equals;
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break;
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case "ne":
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case "neq":
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case "notequals":
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case "!":
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case "!e":
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case "!eq":
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case "!equals":
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Operator = OperatorType.NotEquals;
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break;
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case "gt":
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case "greaterthan":
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Operator = OperatorType.GreaterThan;
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break;
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case "lt":
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case "lessthan":
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Operator = OperatorType.LessThan;
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break;
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case "gte":
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case "gteq":
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case "greaterthanequals":
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Operator = OperatorType.GreaterThanEquals;
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break;
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case "lte":
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case "lteq":
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case "lessthanequals":
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Operator = OperatorType.LessThanEquals;
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break;
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default:
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if (op != "==" && op != "!=" && op != ">" && op != "<" && op != ">=" && op != "<=") //Didn't use escape strings or anything
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{
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atStr = attributeString; //We probably don't even have an operator
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DebugConsole.ThrowError("Error in property conditional - \"" + op + "\" is not a valid operator.");
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}
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break;
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}
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if (!Enum.TryParse(attribute.Name.ToString(), true, out Type))
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{
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PropertyName = attribute.Name.ToString();
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Type = ConditionType.PropertyValue;
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}
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Value = atStr;
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}
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public bool Matches(SerializableProperty property)
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{
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object propertyValue = property.GetValue();
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if (propertyValue == null)
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{
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DebugConsole.ThrowError("Couldn't compare " + Value.ToString() + " (" + Value.GetType() + ") to property \"" + property.Name + "- property.GetValue() returns null!!");
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return false;
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}
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Type type = propertyValue.GetType();
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float? floatValue = null;
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float? floatProperty = null;
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if (type == typeof(float) || type == typeof(int))
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{
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if (Single.TryParse(Value, NumberStyles.Float, CultureInfo.InvariantCulture, out float parsedFloat))
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{
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floatValue = parsedFloat;
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}
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floatProperty = (float)propertyValue;
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}
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switch (Operator)
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{
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case OperatorType.Equals:
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if (floatValue == null)
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{
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return property.GetValue().Equals(floatValue);
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}
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else
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{
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return property.GetValue().Equals(Value);
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}
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case OperatorType.NotEquals:
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if (floatValue == null)
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{
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return !property.GetValue().Equals(floatValue);
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}
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else
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{
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return !property.GetValue().Equals(Value);
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}
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case OperatorType.GreaterThan:
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if (floatValue == null)
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{
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DebugConsole.ThrowError("Couldn't compare " + Value.ToString() + " (" + Value.GetType() + ") to property \"" + property.Name + "\" (" + type + ")! "
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+ "Make sure the type of the value set in the config files matches the type of the property.");
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}
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else if (floatProperty > floatValue)
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return true;
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break;
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case OperatorType.LessThan:
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if (floatValue == null)
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{
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DebugConsole.ThrowError("Couldn't compare " + Value.ToString() + " (" + Value.GetType() + ") to property \"" + property.Name + "\" (" + type + ")! "
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+ "Make sure the type of the value set in the config files matches the type of the property.");
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}
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else if (floatProperty < floatValue)
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return true;
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break;
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case OperatorType.GreaterThanEquals:
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if (floatValue == null)
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{
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DebugConsole.ThrowError("Couldn't compare " + Value.ToString() + " (" + Value.GetType() + ") to property \"" + property.Name + "\" (" + type + ")! "
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+ "Make sure the type of the value set in the config files matches the type of the property.");
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}
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else if (floatProperty >= floatValue)
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return true;
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break;
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case OperatorType.LessThanEquals:
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if (floatValue == null)
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{
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DebugConsole.ThrowError("Couldn't compare " + Value.ToString() + " (" + Value.GetType() + ") to property \"" + property.Name + "\" (" + type + ")! "
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+ "Make sure the type of the value set in the config files matches the type of the property.");
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}
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else if (floatProperty <= floatValue)
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return true;
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break;
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}
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return false;
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}
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}
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}
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